GLY1102 Topic 24

question

Stegosaurus has never been found buried in the same deposit as Allosaurus.
answer

False
question

The pairs of terminal tail spines and the pointed parascapular spines in other stegosaurus seem to have been the main means of defense.
answer

True
question

Scutellosaurus is considered a primitive thyreophoran partially because it has a large number of keeled osteoscutes.
answer

True
question

Stegosaurus had osteoderms/osteocutes covering portions of its neck.
answer

True
question

Kentrosaurus has a large hollow in two sacral vertebrae that has been mistakenly interpreted as the location of a second brain.
answer

True
question

Which of the following is considered to represent the base of the thyreophoran family tree?
answer

Scutellosaurus
question

The Thyreophora is a clade of ornithischian dinosaurs.
answer

True
question

The ____ have one or more rows of armored plates (or osteoscutes) set in the skin above or along the vertebral column and a post-orbital process of the jugal bone expanded transversely.
answer

Stegosauria
question

The Stegosauria have been found only in North America.
answer

False
question

The only Stegosaur to have remains indicating some herding behavior is ____.
answer

Kentrosaurus
question

The osteoscutes of stegosaurus were attached directly to the skeleton fixing them rigidly in place.
answer

False
question

Which statement about Stegosaurus is false?
answer

It has a high skull
question

This Asian stegosaur is the type of genus of the family bearing its name and has a spike-shaped armor along the body midline and rows of armor plates along each side of the spike row.
answer

Huayangosaurus
question

The plates of Stegosaurus are aligned in a single row along the midline.
answer

False
question

Stegosaurs first appeared during Late Jurassic.
answer

False
question

None of the Stegosauridae family have plate-like osteoderms across the back, sacrum, and tail.
answer

False
question

Which of these Stegosauria is the smallest?
answer

Scutellosaurus
question

Huayangosaurus had osteoscutes that were embedded in the skin, forming rows from the head to the tail, arranged primarily on the upper flanks.
answer

False
question

Scutellosaurus and Scelidosaurus are primitive thyreophora from the Lower Jurassic possessing parallel rows of keeled dermal armor scutes along the back surface of the body.
answer

True
question

Which of the following groups did the fewest number of species represent?
answer

The stegosaurs

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